Al-Khwarizmi — "The unknown must be isolated to find its value."
The unknown must be isolated to find its value.
The unknown must be isolated to find its value.
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"What is easiest and most useful in arithmetic, such as men frequently require in cases of inheritance, legacies, partition, lawsuits, and trade."
"The method of calculation must be clear and simple."
"The rule for solving equations is to balance them."
"Numbers are the roots of all calculations."
"The art of calculation is indispensable in commerce and daily life."
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